1. Applicable: car audio modification 2. Frequency response: low: 55Hz; high: 20KHz 3. Power: 120W 4. Applicable impedance: 2/4/6 ohm 5. Black chassis with frosted finish, not easy to leave fingerprints or traces, beautiful and generous 6. Double infusion heat dissipation ABS shell, better heat dissipation, longer service life 7. 2 ties are used to fix the inductors more firmly 8. 6-position non-soldering plug, easy to use 9. Size: 120 x 65 x 33mm 10. Weight: about 156g